18274000

素因数分解:

$2^4\times 5^3\times {\mathrm{9137}}^1$

素因数の和:9160

約数の個数: 40

約数和(自身を含む): 44191368

約数和(自身を除く): 25917368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 9137, 18274, 36548, 45685, 73096, 91370, 146192, 182740, 228425, 365480, 456850, 730960, 913700, 1142125, 1827400, 2284250, 3654800, 4568500, 9137000, 18274000]

約数ペア:

[(1, 18274000), (2, 9137000), (4, 4568500), (5, 3654800), (8, 2284250), (10, 1827400), (16, 1142125), (20, 913700), (25, 730960), (40, 456850), (50, 365480), (80, 228425), (100, 182740), (125, 146192), (200, 91370), (250, 73096), (400, 45685), (500, 36548), (1000, 18274), (2000, 9137)]